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Finding the Fourth Proportional to 192,554.77, 288,720.98 and 59,399.28

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Solution

The fourth proportional to 192,554.77, 288,720.98 and 59,399.28 is: 89,064.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,554.77 : 288,720.98 = 59,399.28 : x
  2. Step 2: Convert to fraction form
    192,554.77/288,720.98 = 59,399.28/x
  3. Step 3: Cross multiply
    192,554.77x = 288,720.98 × 59,399.28
  4. Step 4: Simplify right side
    192,554.77x = 17,149,816,889.29
  5. Step 5: Solve for x
    x = 17,149,816,889.29/192,554.77
  6. Step 6: Final answer
    x = 89,064.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.